CN214773723U - Air outlet upper cover injection mold - Google Patents

Air outlet upper cover injection mold Download PDF

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Publication number
CN214773723U
CN214773723U CN202120385668.8U CN202120385668U CN214773723U CN 214773723 U CN214773723 U CN 214773723U CN 202120385668 U CN202120385668 U CN 202120385668U CN 214773723 U CN214773723 U CN 214773723U
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CN
China
Prior art keywords
core
pulling
die
plate
mold
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Expired - Fee Related
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CN202120385668.8U
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Chinese (zh)
Inventor
徐容平
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Ningbo Technical School (ningbo Technical College)
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Ningbo Technical School (ningbo Technical College)
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Priority to CN202120385668.8U priority Critical patent/CN214773723U/en
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Abstract

The utility model discloses an air outlet upper cover injection mold, which comprises a first molding die and a second molding die, wherein the first molding die and the second molding die are matched with each other to respectively mold a first accessory and a second accessory, the first accessory and the second accessory are assembled correspondingly to each other to form an air outlet upper cover, and the first molding die comprises a first template, a first oblique automatic core pulling device and a pouring channel; the second forming die comprises a second die plate, a second oblique automatic core pulling device and an automatic core pulling mechanism. The cover body with the air outlet in the air outlet upper cover and the base shell connected with the cover body can be formed in a pair of dies, so that the manufacturing cost of a product is greatly reduced, and the manufacturing efficiency of the product is greatly improved.

Description

Air outlet upper cover injection mold
Technical Field
The utility model belongs to the technical field of an injection moulding machine technique and specifically relates to an air outlet upper cover injection mold.
Background
The air outlet upper cover comprises a cover body provided with an air outlet and a base shell matched and connected with the cover body, however, the structure of the base shell is different from that of the cover body, a pair of dies for forming the cover body and a pair of dies for forming the base shell are generally designed when the injection molding is carried out on the parts at present, however, the design and manufacturing or direct purchase cost of the two dies is higher, so that the manufacturing cost of the air outlet upper cover is increased, then when the air outlet upper cover is manufactured, the cover body forming is completed by carrying out all batch type processing after the die for forming the cover body is installed in one injection molding device, then the forming cover body die is detached from the injection molding device to install the forming base shell die to complete the base shell forming by all batch type processing, and the manufacturing mode causes the air outlet upper cover manufacturing and assembling forming efficiency to be greatly reduced, if two sets of moulds of two injection moulding equipment simultaneous installation respectively are adopted and are produced, need purchase two injection moulding equipment during this mode production to make manufacturing cost promote greatly, synthesize the current air outlet upper cover production manufacturing approach of above-mentioned defect and be unfavorable for the air outlet upper cover of small enterprise to make high efficiency, low-cost.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the not enough manufacturing efficiency of two accessories in the air outlet upper cover that designs of above-mentioned technique to manufacturing cost obtains an air outlet upper cover injection mold who reduces.
The utility model relates to an air outlet upper cover injection mold, including first forming die and second forming die, first forming die and second forming die match each other and form first accessory and second accessory respectively, and first accessory and second accessory correspond each other and assemble and constitute the air outlet upper cover, its characterized in that, first forming die includes first template, first slant automatic device of loosing core and pouring passageway; the first template comprises a first cavity, a second cavity and a first chute, the first oblique automatic core-pulling device comprises a first core-pulling hydraulic oil cylinder, a first core-pulling sliding block and a first oblique core-pulling forming die, a first inclined hole is formed in the inner wall of the first cavity, the first chute is communicated with the first cavity through the first inclined hole, the first oblique core-pulling forming die is arranged in the first inclined hole, the first chute is provided with the first core-pulling hydraulic oil cylinder, the first core-pulling sliding block is arranged in the first chute, a piston rod of the first core-pulling hydraulic oil cylinder is connected with the first core-pulling sliding block, the first core-pulling sliding block comprises a first inclined surface, the first inclined surface is provided with a second chute with a T-shaped section, the top end of the first oblique core-pulling forming die is arranged in the second chute, a limit groove and a first limit block are arranged on the side face of the top end of the first oblique core-pulling forming die, the first limit block is correspondingly inserted into a transverse groove of the second chute, a second limiting block formed by the arrangement of a second sliding groove on the first inclined plane is correspondingly inserted into the limiting groove, and a first inclined guide post is arranged on the first template and positioned at the side of the second cavity;
the second forming die comprises a second die plate, a second inclined automatic core-pulling device and an automatic core-pulling mechanism, the second die plate comprises a first core die corresponding to the first die cavity, a second core die corresponding to the second die cavity, a fourth sliding chute, a second sliding chute and a third sliding chute which are obliquely arranged, the second inclined automatic core-pulling device comprises a second core-pulling hydraulic cylinder, a second core-pulling sliding block and a third core-pulling sliding block, the second core-pulling sliding block and the third core-pulling sliding block are respectively arranged in the second sliding chute and the third sliding chute, the second core-pulling sliding block comprises a second inclined core-pulling forming die, the third core-pulling sliding block comprises a third inclined core-pulling forming die and a first inclined hole corresponding to the first inclined guide post, the second sliding chute is provided with the second core-pulling hydraulic cylinder, the second core-pulling sliding block is arranged in the second sliding chute, a piston rod of the second core-pulling hydraulic cylinder is connected with the second core-pulling sliding block, the automatic core-pulling mechanism comprises a fourth core-pulling sliding block and a second inclined guide post, the fourth core-pulling sliding block is arranged in the fourth sliding chute, a second inclined guide post is arranged on the first template, and the fourth core-pulling sliding block comprises a core-pulling module and a second inclined hole corresponding to the second inclined guide post in position;
after the die is closed, the first die plate and the second die plate are closed, the first die cavity, the first core die and the first inclined core pulling forming die are correspondingly spliced with each other to form a first die cavity, the first die cavity is used for forming a first accessory, the second die cavity, the second inclined core pulling forming die, the third inclined core pulling forming die and the core pulling module are correspondingly spliced with each other to form a second die cavity, the second die cavity is used for forming a second accessory, and the pouring channel is respectively communicated with the first die cavity and the second die plate.
Preferably, the pouring device further comprises a first fixing plate, the first fixing plate is fixed on the top surface of the first template, the pouring channel is arranged on the first template, and the first fixing plate is provided with a pouring port corresponding to the position of the pouring channel.
Preferably, the core pulling mechanism further comprises a first pressing block and three second pressing blocks, the first pressing block is fixed at the upper opening edge of the first sliding chute, the three second pressing blocks are respectively fixed at the upper opening edges of the second sliding chute, the third sliding chute and the fourth sliding chute, the top surface of the first core pulling sliding block is in contact with the top surface of the first pressing block, and the top surfaces of the second core pulling sliding block, the third core pulling sliding block and the fourth core pulling sliding block are in contact with the top surfaces of the three second pressing blocks.
Preferably, a second inclined surface and a third inclined surface are respectively arranged on the third core-pulling slide block and the fourth core-pulling slide block, a first wedging groove corresponding to the third core-pulling slide block and a second wedging groove corresponding to the fourth core-pulling slide block are arranged on the first mold plate, the inner wall of the first wedging groove corresponding to the second inclined surface is a fourth inclined surface, the inner wall of the second wedging groove corresponding to the second inclined surface is a fifth inclined surface, and wedging blocks are respectively arranged on the second inclined surface and the third inclined surface.
Preferably, the bottom surface of the first template and the top surface of the second template are respectively provided with a guide hole and a guide post, and the position of the guide post corresponds to the guide hole.
Preferably, the first template and the second template are respectively provided with a positioning groove and a positioning lug which are matched and positioned with each other.
Preferably, the die comprises a die pin, an ejector pin plate, ejector pins, a second fixing plate and a reset device, wherein the second fixing plate is located below the second die plate and fixedly connected with the second die plate through the die pin, the ejector pin plate is located between the second fixing plate and the second die plate, the ejector pins are fixed on the ejector pin plate, through holes are respectively formed in positions, located in the first die cavity and the second die cavity, of the second die plate, the ejector pins are inserted into the through holes, and the top end of a reset rod of the reset device abuts against the bottom surface of the second die plate.
Preferably, the ejector pin plate further comprises a guide rod, the guide rod is arranged on the second fixing plate, a guide through hole is formed in the ejector pin plate, and the guide rod is inserted into the guide through hole.
Preferably, the ejector pin plate further comprises an ejector pin, the ejector pin is arranged on the ejector pin plate, and the ejector pin penetrates through the second template and then abuts against the bottom surface of the first template.
Preferably, the positioning device further comprises a positioning rod, the positioning rod is arranged on the second fixing plate, the top end of the positioning rod penetrates through the second template and the ejector plate, a jack matched with the positioning rod is formed in the first template, a positioning column is arranged in the jack, and a positioning hole for inserting the positioning column is formed in the top end face of the positioning rod.
The utility model discloses an air outlet upper cover injection mold, it utilizes can take the lid of air outlet and the basic shell of being connected with the lid in the shaping air outlet upper cover in a pair mould to make product manufacturing cost reduce by a wide margin, and promote the efficiency that the product was made by a wide margin.
Drawings
FIG. 1 is a schematic view of the overall structure (one);
FIG. 2 is a schematic view of the overall structure (two);
FIG. 3 is a schematic view (III) of the overall structure;
FIG. 4 is a schematic diagram (IV) of the overall structure;
FIG. 5 is a schematic view (V) of the overall structure;
FIG. 6 is a schematic view of the lower die structure (one);
FIG. 7 is a schematic view of the lower die structure (II);
FIG. 8 is a schematic view of a cover structure with an air outlet;
FIG. 9 is a schematic view of the base shell construction (one);
fig. 10 is a schematic view (two) of the structure of the base shell.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art all belong to the protection scope of the present invention.
Example (b):
as shown in the drawings, the air outlet upper cover injection mold described in this embodiment includes a first molding die 1 and a second molding die 2, the first molding die 1 and the second molding die 2 are matched with each other to respectively mold a first accessory 600 and a second accessory 700, and the first accessory 600 and the second accessory 700 are assembled correspondingly to each other to form the air outlet upper cover, the first molding die 1 includes a first mold plate 11, a first oblique automatic core pulling device 12, and a pouring channel 100; the first mold plate 11 comprises a first mold cavity 111, a second mold cavity 112 and a first chute 113, the first inclined automatic core-pulling device 12 comprises a first core-pulling hydraulic cylinder 121, a first core-pulling slider 122 and a first inclined core-pulling forming mold 123, a first inclined hole 1111 is arranged on the inner wall of the first mold cavity 111, the first chute 113 is communicated with the first mold cavity 111 through the first inclined hole 1111, the first inclined core-pulling forming mold 123 is arranged in the first inclined hole 1111, the first chute 113 is provided with the first core-pulling hydraulic cylinder 121, the first chute 113 is provided with the first core-pulling slider 122 arranged in the first chute 113, a piston rod of the first core-pulling hydraulic cylinder 121 is connected with the first core-pulling slider 113, the first core-pulling slider 113 comprises a first inclined surface 124, a second chute 1221 with a T-shaped cross section is arranged on the first inclined surface 124, the top end of the first inclined core-pulling forming mold 123 is arranged in the second chute 1221, and a limit groove 1231 and a first limit block 1232 are arranged on the side surface of the top end of the first inclined core-pulling forming mold 123, the first limit block 1232 is correspondingly inserted into the transverse groove 1222 of the second sliding groove 1221, the second limit block 1223 formed by the arrangement of the second sliding groove 1221 on the first inclined surface 124 is correspondingly inserted into the limit groove 1231, and the first inclined guide pillar 14 is arranged on the first mold plate 11 and beside the second cavity 111;
the second forming die 2 comprises a second die plate 21, a second oblique automatic core-pulling device 22 and an automatic core-pulling mechanism 24, the second die plate 21 comprises a first core die 211 corresponding to the first cavity 111, a second core die 212 corresponding to the second cavity 112, a fourth chute 214, and a second chute 212 and a third chute 213 which are obliquely arranged, the second oblique automatic core-pulling device 22 comprises a second core-pulling hydraulic cylinder 221, a second core-pulling slider 222 and a third core-pulling slider 224, the second core-pulling slider 222 and the third core-pulling slider 224 are respectively arranged in the second chute 212 and the third chute 213, the second core-pulling slider 222 comprises a second oblique core-pulling forming die 223, the third core-pulling slider 224 comprises a third oblique core-pulling forming die 225 and a first oblique hole 226 corresponding to the first oblique guide post 14, the second chute 212 is provided with the second core-pulling hydraulic cylinder 221, the second core-pulling slider 222 is arranged in the second chute 212, a piston rod of the second core-pulling hydraulic cylinder 221 is connected with the second core-pulling slider 222, the automatic core-pulling mechanism 24 includes a fourth core-pulling slider 241 and a second inclined guide post 15, the fourth core-pulling slider 241 is disposed in the fourth sliding groove 214, the second inclined guide post 15 is disposed on the first mold plate 11, and the fourth core-pulling slider 214 includes a core-pulling module 242 and a second inclined hole 243 corresponding to the second inclined guide post 15.
Based on the mold structure, the first molding die and the second molding die are closed mutually to enable the first mold plate and the second mold plate to be attached to each other, a piston rod of the first core pulling hydraulic oil cylinder and a piston rod of the second core pulling hydraulic oil cylinder extend out to respectively drive the first inclined core pulling molding die and the second inclined core pulling molding die to move between the first cavity 111 and the first core die 211 and between the second cavity 112 and the second core die 212, meanwhile, the third core pulling slider is driven to move to drive the third inclined core pulling molding die to move between the second cavity and the second core die by utilizing the action of the first inclined guide pillar and the first inclined hole, the core pulling module is driven to move between the second cavity and the second core die by utilizing the action of the second inclined guide pillar and the second inclined hole, and finally the first cavity, the first core die and the first inclined core pulling molding die are correspondingly spliced to form a first mold cavity, the first mold cavity is used for molding a first accessory, the first accessory is a cover body with an air outlet, a second mold cavity, a second core mold, a second inclined core-pulling forming mold, a third inclined core-pulling forming mold and a core-pulling module are correspondingly spliced to form a second mold cavity, the first accessory is a base shell connected with the cover body, the second mold cavity is used for molding a second accessory, a pouring channel is respectively communicated with the first mold cavity and the second mold plate, then hot melt material is injected into the pouring channel, the first mold cavity and the second mold cavity are fully filled with the hot melt material through the pouring channel, pressure maintaining molding is carried out after the filling is finished, cooling is carried out after the molding is finished, mold opening is carried out after the cooling is finished, then the first inclined core-pulling forming mold, the second inclined core-pulling forming mold and the third inclined core-pulling forming mold simultaneously retract to finish core-pulling, an inclined air outlet 601 is formed on the side wall of the cover body 600 which is just molded after the first inclined core-pulling forming mold 123 is carried out, after the core of the second oblique core-pulling forming die 223 is pulled, a through hole 701 is formed in the side wall of the base shell 700 which is just formed, after the core of the third oblique core-pulling forming die 225 is pulled, a through hole 701 and a buckling lug 702 are formed in the base shell 700 which is just formed, and after the core of the core-pulling module 242 is pulled, a through hole 701 and a stepped arc-shaped protrusion 703 are formed in the side wall of the base shell which is just formed.
In the mold of this embodiment, further include first fixed plate 13, first fixed plate 13 is fixed in the top surface of first template 11, and pouring channel 100 sets up on first template 11, is provided with sprue 131 corresponding to pouring channel 100 position on first fixed plate 13, and the setting of its fixed plate is convenient for injection molding machine to fix through modes such as bolt and is connected, and the sprue is convenient for dock the sprue gate on the injection molding machine in addition.
In the mold of this embodiment, the mold further includes a first pressing block 19 and three second pressing blocks 300, the first pressing block 19 is fixed at the upper opening edge of the first sliding chute 113, the three second pressing blocks 300 are respectively fixed at the upper opening edges of the second sliding chute 212, the third sliding chute 213 and the fourth sliding chute 214, the top surface of the first core-pulling slider 122 is in contact with the top surface of the first pressing block 19, the top surfaces of the second core-pulling slider 222, the third core-pulling slider 224 and the fourth core-pulling slider 241 are respectively in contact with the top surfaces of the three second pressing blocks 300, and the mechanism thereof is arranged so that the sliders are relatively stable when being displaced respectively, and the usability is improved; further, the upper opening edges of the first sliding chute 113, the second sliding chute 212, the third sliding chute 213 and the fourth sliding chute 214 are respectively provided with a recess 400, the first press block 19 is fixed in the recess 400 of the first sliding chute 113, the three second press blocks 300 are respectively fixed in the recesses 400 of the second sliding chute 212, the third sliding chute 213 and the fourth sliding chute 214, the side walls of the first core-pulling slider 122, the second core-pulling slider 222, the third core-pulling slider 224 and the fourth core-pulling slider 241 are respectively provided with a step 500, the step 500 of the first core-pulling slider 122 is in contact with the bottom surface of the first press block 19, and the steps of the second core-pulling slider 222, the third core-pulling slider 213 and the fourth core-pulling slider 214 are in contact with the bottom surfaces of the three second press blocks.
In the mold of the embodiment, the bottom surface of the first mold plate 11 is provided with the guide hole 18, the top surface of the second mold plate 21 is provided with the guide post 10, the position of the guide post 10 corresponds to the guide hole 18, and the structure is arranged to perform closing or separation after the second mold plate and the first mold plate are mutually positioned during mold closing or mold closing, so that the molding quality of a mold product is improved.
In the mold of this embodiment, the third core-pulling slider 224 and the fourth core-pulling slider 241 are respectively provided with a second inclined surface 234 and a third inclined surface 244, the first mold plate 11 is provided with a first wedging groove 16 corresponding to the third core-pulling slider 224 and a second wedging groove 17 corresponding to the fourth core-pulling slider 241, an inner wall of the first wedging groove 16 corresponding to the second inclined surface 234 is a fourth inclined surface 161, an inner wall of the second wedging groove 17 corresponding to the second inclined surface 234 is a fifth inclined surface 171, and the second inclined surface 234 and the third inclined surface 244 are both provided with a wedging block 200; wherein the wedging block 200 also sets up for the slope, consequently looses core the moulded die with the third slant and looses core the module and all arrange the second die cavity back in, and the wedging block is hugged closely with the inclined plane to loose core the slider to the third and loose core the slider with the fourth and compress tightly, thereby make the product size precision of mould after the shaping obtain stabilizing the promotion.
In the mold of this embodiment, the mold comprises a mold foot 4, an ejector plate 5, an ejector 7, a second fixing plate 3 and a resetting device 6, the second fixing plate 3 is located below a second mold plate 21, and is fixedly connected with a second template 21 through a die leg 4, an ejector plate 5 is positioned between a second fixing plate 3 and the second template 21, an ejector 7 is fixed on the ejector plate 5, through holes 71 are respectively arranged at the positions of a first die cavity and a second die cavity on the second template 21, and the thimble 7 is inserted into the through hole 71, the top end of the reset rod of the reset device 6 is abutted against the bottom surface of the second template 21, the thimble plate 5 moves upwards to push the thimble 7 to push the formed workpiece upwards, the ejector pin plate moves downwards to drive the ejector pins to move downwards to reset after demolding is finished, the reset device consists of a reset spring and a reset rod, the reset spring is arranged at the bottom end of the reset rod, and the bottom end of the reset spring is positioned on the ejector pin plate 5.
In the mould of this embodiment, still include the guide bar, the setting of guide bar is on second fixed plate 3, and is provided with the direction perforation on the thimble board 5, and in the guide bar inserted the direction perforation, its structural setting makes the displacement activity to thimble board 5 carry out the location effect that leads.
In the mould of this embodiment, still include ejector pin 9, ejector pin 9 sets up on thimble board 5, and ejector pin 9 runs through behind the second template 21 and contradicts with the bottom surface of first template 11, and the thimble board that its structure set up moves up the process and also drives the ejector pin and shifts up, further pushes up first template with the help of the ejector pin to supplementary die sinking.
In the mold of this embodiment, the positioning rod 8 is further included, the positioning rod 8 is disposed on the second fixing plate 3, the top end of the positioning rod 8 penetrates through the second mold plate 21 and the ejector plate 5, the first mold plate 11 is provided with a jack 20 matched with the positioning rod 8, a positioning column is disposed in the jack 20, the top end face of the positioning rod 8 is provided with a positioning hole 81 for inserting the positioning column, and the first mold plate 11 and the second mold plate 21 are respectively provided with a positioning groove 215 and a positioning projection 114 which are matched with each other for positioning. During die assembly, the positioning lug is correspondingly embedded into the positioning groove, the positioning rod is correspondingly inserted into the insertion hole for positioning, and the positioning column is correspondingly inserted into the positioning hole so as to position the first template and the second template after die assembly, thereby preventing the forming die from displacing under high pressure.
The present invention is not limited to the above-mentioned preferred embodiments, and any other products in various forms can be obtained by the teaching of the present invention, but any changes in the shape or structure thereof, which have the same or similar technical solutions as the present invention, fall within the protection scope of the present invention.

Claims (10)

1. An air outlet upper cover injection mold comprises a first molding die and a second molding die, wherein the first molding die and the second molding die are matched with each other to respectively mold a first accessory and a second accessory, and the first accessory and the second accessory are assembled correspondingly to form the air outlet upper cover; the first template comprises a first cavity, a second cavity and a first chute, the first oblique automatic core-pulling device comprises a first core-pulling hydraulic oil cylinder, a first core-pulling sliding block and a first oblique core-pulling forming die, a first inclined hole is formed in the inner wall of the first cavity, the first chute is communicated with the first cavity through the first inclined hole, the first oblique core-pulling forming die is arranged in the first inclined hole, the first chute is provided with the first core-pulling hydraulic oil cylinder, the first core-pulling sliding block is arranged in the first chute, a piston rod of the first core-pulling hydraulic oil cylinder is connected with the first core-pulling sliding block, the first core-pulling sliding block comprises a first inclined surface, the first inclined surface is provided with a second chute with a T-shaped section, the top end of the first oblique core-pulling forming die is arranged in the second chute, a limit groove and a first limit block are arranged on the side face of the top end of the first oblique core-pulling forming die, the first limit block is correspondingly inserted into a transverse groove of the second chute, a second limiting block formed by the arrangement of a second sliding groove on the first inclined plane is correspondingly inserted into the limiting groove, and a first inclined guide post is arranged on the first template and positioned at the side of the second cavity;
the second forming die comprises a second die plate, a second inclined automatic core-pulling device and an automatic core-pulling mechanism, the second die plate comprises a first core die corresponding to the first die cavity, a second core die corresponding to the second die cavity, a fourth sliding chute, a second sliding chute and a third sliding chute which are obliquely arranged, the second inclined automatic core-pulling device comprises a second core-pulling hydraulic cylinder, a second core-pulling sliding block and a third core-pulling sliding block, the second core-pulling sliding block and the third core-pulling sliding block are respectively arranged in the second sliding chute and the third sliding chute, the second core-pulling sliding block comprises a second inclined core-pulling forming die, the third core-pulling sliding block comprises a third inclined core-pulling forming die and a first inclined hole corresponding to the first inclined guide post, the second sliding chute is provided with the second core-pulling hydraulic cylinder, the second core-pulling sliding block is arranged in the second sliding chute, a piston rod of the second core-pulling hydraulic cylinder is connected with the second core-pulling sliding block, the automatic core-pulling mechanism comprises a fourth core-pulling sliding block and a second inclined guide post, the fourth core-pulling sliding block is arranged in the fourth sliding chute, a second inclined guide post is arranged on the first template, and the fourth core-pulling sliding block comprises a core-pulling module and a second inclined hole corresponding to the second inclined guide post in position;
after the die is closed, the first die plate and the second die plate are closed, the first die cavity, the first core die and the first inclined core pulling forming die are correspondingly spliced with each other to form a first die cavity, the first die cavity is used for forming a first accessory, the second die cavity, the second inclined core pulling forming die, the third inclined core pulling forming die and the core pulling module are correspondingly spliced with each other to form a second die cavity, the second die cavity is used for forming a second accessory, and the pouring channel is respectively communicated with the first die cavity and the second die plate.
2. The air outlet upper cover injection mold according to claim 1, further comprising a first fixing plate fixed to a top surface of the first mold plate, wherein the pouring channel is disposed on the first mold plate, and the first fixing plate is provided with a pouring port corresponding to the pouring channel.
3. The air outlet upper cover injection mold according to claim 2, further comprising a first pressing block and three second pressing blocks, wherein the first pressing block is fixed at the upper opening edge of the first sliding groove, the three second pressing blocks are respectively fixed at the upper opening edges of the second sliding groove, the third sliding groove and the fourth sliding groove, the top surface of the first core-pulling sliding block is in contact with the top surface of the first pressing block, and the top surfaces of the second core-pulling sliding block, the third core-pulling sliding block and the fourth core-pulling sliding block are respectively in contact with the top surfaces of the three second pressing blocks.
4. The air outlet upper cover injection mold according to claim 3, wherein the first mold plate and the second mold plate are respectively provided with a positioning groove and a positioning projection which are mutually matched and positioned.
5. The air outlet upper cover injection mold according to claim 4, wherein the bottom surface of the first mold plate and the top surface of the second mold plate are respectively provided with a guide hole and a guide post, and the position of the guide post corresponds to the guide hole.
6. The air outlet upper cover injection mold according to claim 1, wherein a second inclined surface and a third inclined surface are respectively arranged on the third core-pulling slider and the fourth core-pulling slider, a first wedging groove corresponding to the third core-pulling slider and a second wedging groove corresponding to the fourth core-pulling slider are arranged on the first mold plate, an inner wall of the first wedging groove corresponding to the second inclined surface is a fourth inclined surface, an inner wall of the second wedging groove corresponding to the second inclined surface is a fifth inclined surface, and wedging blocks are respectively arranged on the second inclined surface and the third inclined surface.
7. The air outlet upper cover injection mold according to any one of claims 1 to 6, further comprising a mold foot, an ejector plate, an ejector pin, a second fixing plate and a reset device, wherein the second fixing plate is located below the second mold plate and is fixedly connected with the second mold plate through the mold foot, the ejector plate is located between the second fixing plate and the second mold plate, the ejector pin is fixed on the ejector plate, through holes are respectively formed in the second mold plate at positions of the first mold cavity and the second mold cavity, the ejector pin is inserted into the through holes, and the top end of the reset rod of the reset device abuts against the bottom surface of the second mold plate.
8. The air outlet upper cover injection mold according to claim 7, further comprising a guide rod, wherein the guide rod is disposed on the second fixing plate, the ejector plate is provided with a guide through hole, and the guide rod is inserted into the guide through hole.
9. The air outlet upper cover injection mold according to claim 7, further comprising an ejector rod, wherein the ejector rod is arranged on the ejector plate, and the ejector rod penetrates through the second mold plate and then abuts against the bottom surface of the first mold plate.
10. The air outlet upper cover injection mold according to claim 7, further comprising a positioning rod, wherein the positioning rod is arranged on the second fixing plate, the top end of the positioning rod penetrates through the second template and the ejector plate, the first template is provided with a jack matched with the positioning rod, a positioning column is arranged in the jack, and a positioning hole for the positioning column to be inserted into is formed in the top end face of the positioning rod.
CN202120385668.8U 2021-02-19 2021-02-19 Air outlet upper cover injection mold Expired - Fee Related CN214773723U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120385668.8U CN214773723U (en) 2021-02-19 2021-02-19 Air outlet upper cover injection mold

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120385668.8U CN214773723U (en) 2021-02-19 2021-02-19 Air outlet upper cover injection mold

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Publication Number Publication Date
CN214773723U true CN214773723U (en) 2021-11-19

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Application Number Title Priority Date Filing Date
CN202120385668.8U Expired - Fee Related CN214773723U (en) 2021-02-19 2021-02-19 Air outlet upper cover injection mold

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CN (1) CN214773723U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114393794A (en) * 2022-01-20 2022-04-26 宁波东恩精密机械有限公司 Forming die convenient to back-off shaping and drawing of patterns

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114393794A (en) * 2022-01-20 2022-04-26 宁波东恩精密机械有限公司 Forming die convenient to back-off shaping and drawing of patterns
CN114393794B (en) * 2022-01-20 2024-03-22 宁波东恩精密机械有限公司 Forming die convenient to back-off shaping and drawing of patterns

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